dict1 = {'name': 'iphone13', 'price': 5988, 'size': 6.8}

# 遍历键
for key in dict1.keys():
    print(key,end='\t')
print()

# 遍历值
for value in dict1.values():
    print(value,end='  ')
print()

# 遍历键值
for key,value in dict1.items():
    print(key,value)
print()